🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.53 AU - 0.73 AU

Year: 185 Days

Day: 42.8 Hours

Environment

Temp: 173 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.62 AU - 0.72 AU

Year: 203 Days

Day: 47.1 Hours

Environment

Temp: 153 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,386,925 km

• M1: 39,643 km (0.083 R)
• M2: 138,677 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.63 AU - 0.73 AU

Year: 208 Days

Day: 17.9 Hours

Environment

Temp: 135 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.68 AU - 0.82 AU

Year: 241 Days

Day: 44.9 Hours

Environment

Temp: 138 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.77 AU - 0.93 AU

Year: 291 Days

Day: 34.7 Hours

Environment

Temp: 170 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.63 AU - 3.83 AU

Year: 2153 Days

Day: 38.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,386,925 km

• M1: 47,423 km (0.028 R)

Asteroid Belt

Center: 4.06 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466

Radius: 8

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.85 AU - 4.91 AU

Year: 3998 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,386,925 km

• M1: 99,483 km (0.1 R)
• M2: 358,885 km (0.04 R)
• M3: 632,350 km (0.108 R)
• M4: 925,562 km (0.086 R)
• M5: 1,207,105 km (0.117 R)
• M6: 1,787,096 km (0.087 R)
• M7: 2,231,103 km (0.066 R)
• M8: 2,602,853 km (0.072 R)
• M9: 2,998,390 km (0.057 R)
• M10: 3,746,379 km (0.112 R)
• M11: 4,706,798 km (0.062 R)
• M12: 5,554,569 km (0.083 R)
• M13: 6,798,176 km (0.064 R)
• M14: 8,744,145 km (0.096 R)
• M15: 9,033,767 km (0.099 R)
• M16: 11,762,133 km (0.118 R)
• M17: 12,204,942 km (0.109 R)
• M18: 13,218,468 km (0.114 R)
• M19: 13,940,876 km (0.089 R)
• M20: 14,588,036 km (0.03 R)
• M21: 15,307,153 km (0.081 R)
• M22: 16,429,885 km (0.104 R)
• M23: 16,927,597 km (0.064 R)
• M24: 18,778,572 km (0.085 R)
• M25: 20,001,684 km (0.042 R)
• M26: 20,953,276 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.2

Radius: 13.3

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.96 AU - 5.42 AU

Year: 4385 Days

Day: 5.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,386,925 km

• M1: 165,455 km (0.119 R)
• M2: 806,781 km (0.118 R)
• M3: 1,233,584 km (0.085 R)
• M4: 2,393,117 km (0.115 R)
• M5: 2,859,414 km (0.114 R)
• M6: 4,797,753 km (0.105 R)
• M7: 5,346,329 km (0.078 R)
• M8: 5,883,684 km (0.073 R)
• M9: 7,127,291 km (0.043 R)
• M10: 7,811,702 km (0.12 R)
• M11: 9,940,330 km (0.097 R)
• M12: 10,439,837 km (0.1 R)
• M13: 12,126,254 km (0.032 R)
• M14: 13,704,063 km (0.043 R)
• M15: 15,364,150 km (0.087 R)
• M16: 15,876,972 km (0.101 R)
• M17: 17,264,193 km (0.062 R)
• M18: 17,874,702 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.1

Radius: 4.3

Gravity: 27.97 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 11.75 AU - 13.15 AU

Year: 16291 Days

Day: 22.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,386,925 km

• M1: 58,642 km (0.083 R)
• M2: 201,957 km (0.062 R)
• M3: 501,153 km (0.092 R)
• M4: 705,204 km (0.108 R)
• M5: 877,691 km (0.115 R)
• M6: 1,783,356 km (0.075 R)
• M7: 2,941,244 km (0.117 R)
• M8: 3,975,713 km (0.103 R)
• M9: 6,006,953 km (0.108 R)
• M10: 8,348,160 km (0.063 R)
• M11: 11,293,293 km (0.091 R)
• M12: 12,140,466 km (0.106 R)
• M13: 14,028,540 km (0.026 R)
• M14: 14,935,103 km (0.078 R)
• M15: 15,077,969 km (0.1 R)
• M16: 16,178,711 km (0.091 R)
• M17: 22,214,386 km (0.1 R)
• M18: 24,717,308 km (0.118 R)
• M19: 37,788,721 km (0.069 R)
• M20: 39,672,907 km (0.081 R)
• M21: 49,561,625 km (0.079 R)
• M22: 51,003,599 km (0.116 R)
• M23: 52,308,541 km (0.051 R)
• M24: 58,456,864 km (0.061 R)

Asteroid Belt

Center: 12.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.3

Radius: 7.3

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 12.74 AU - 13.86 AU

Year: 17988 Days

Day: 18.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,386,925 km

• M1: 90,806 km (0.079 R)
• M2: 387,458 km (0.085 R)
• M3: 668,254 km (0.045 R)
• M4: 1,097,749 km (0.107 R)
• M5: 3,185,387 km (0.044 R)
• M6: 3,595,136 km (0.075 R)
• M7: 6,387,829 km (0.063 R)
• M8: 7,780,884 km (0.114 R)
• M9: 8,240,449 km (0.106 R)
• M10: 8,963,306 km (0.102 R)
• M11: 12,099,177 km (0.054 R)
• M12: 14,213,892 km (0.063 R)
• M13: 14,761,271 km (0.12 R)
• M14: 18,506,902 km (0.07 R)
• M15: 19,077,169 km (0.059 R)
• M16: 19,408,379 km (0.1 R)
• M17: 23,782,321 km (0.111 R)
• M18: 26,864,636 km (0.098 R)
• M19: 31,336,565 km (0.11 R)
• M20: 32,380,609 km (0.095 R)
• M21: 35,277,721 km (0.117 R)
• M22: 37,431,482 km (0.077 R)
• M23: 39,003,606 km (0.097 R)
• M24: 41,029,909 km (0.103 R)
• M25: 42,559,697 km (0.119 R)
• M26: 44,127,183 km (0.111 R)
• M27: 44,998,142 km (0.034 R)
• M28: 51,578,952 km (0.091 R)
• M29: 54,514,212 km (0.056 R)
• M30: 55,685,115 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 16,743 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit